diameter_nasreq_client_session.hxx

Diameter协议栈

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/* $Id: diameter_nasreq_client_session.hxx,v 1.3 2004/06/17 21:13:34 yohba Exp $ */
/* 
   diameter_nasreq_client_session.hxx
   Client Session definition for Diameter NASREQ Application 
   Written by Yoshihiro Ohba
   Created May 1, 2004.
*/

#ifndef __NASREQ_CLIENT_SESSION_H__
#define __NASREQ_CLIENT_SESSION_H__

#include <string>
#include <list>
#include "ace/Synch.h"
#include "diameter_api.h"
#include "diameter_nasreq_client_fsm.hxx"
#include "diameter_nasreq_parser.hxx"

class DiameterNasreqClientSession;

/// AA-Answer Message Handler
class DIAMETER_NASREQ_CLIENT_EXPORTS AA_AnswerHandler : 
    public AAASessionMessageHandler
{
 public:
  AA_AnswerHandler
  (AAAApplicationCore &appCore, DiameterNasreqClientSession &s) 
    : AAASessionMessageHandler(appCore, AA_CommandCode),
      session(s)
  {}
 private:
  AAAReturnCode HandleMessage (AAAMessage &msg);
  DiameterNasreqClientSession &session;
};

/// Client Diameter NASREQ session.  This class is defined as multiple
/// inheritance, one from AAAClientSession (defined in Diameter API)
/// and the other from DiameterNasreqClientStateMachine.
class DIAMETER_NASREQ_CLIENT_EXPORTS DiameterNasreqClientSession : 
    public AAAClientSession, public DiameterNasreqClientStateMachine
{
 public:

  /// Constuctor.
  DiameterNasreqClientSession(AAAApplicationCore&, DiameterJobHandle &h);

  /// Destructor.
  ~DiameterNasreqClientSession() {}

  DiameterNasreqClientSession* Self() { return this; }

  /// Reimplemented from AAAClientSession. This is invoked during
  /// incomming message events. The msg argument is pre-allocated by
  /// the library and is valid only within the context of this
  /// method. It is the responsibility of the derived class to
  /// override this function and capture the events if it is
  /// interested in it.
  AAAReturnCode HandleMessage(AAAMessage &msg);

  /// Reimplemented from AAAClientSession. This is invoked during
  /// session disconnect event. Disconnection occurs when a session is
  /// terminated or the peer connection is disconnection and unable to
  /// recover. It is the responsibility of the derived class to
  /// override this function and capture this events if it is
  /// interested in it.
  AAAReturnCode HandleDisconnect();

  /// Reimplemented from AAAClientSession.
  AAAReturnCode HandleSessionTimeout();
                                     
  /// Reimplemented from AAAClientSession.
  AAAReturnCode HandleAuthLifetimeTimeout();

  /// Reimplemented from AAAClientSession.
  AAAReturnCode HandleAuthGracePeriodTimeout();

  /// Reimplemented from AAAClientSession. This is invoked during
  /// session timeout event. Timeout occurs when a session is idle
  /// (not re- authorization) for a specified amount of time. It is
  /// the responsibility of the derived class to override this
  /// function and capture this events if it is interested in it.
  AAAReturnCode HandleTimeout();

  /// Reimplemented from AAAClientSession. This is invoked during
  /// session abort event. Abort occurs when the server decides to
  /// terminate the client session by sending an ASR. It is the
  /// responsibility of the derived class to override this function
  /// and capture this events if it is interested in it.
  AAAReturnCode HandleAbort() { return AAA_ERR_SUCCESS; }

  void Start() throw (AAA_Error)
  {
    DiameterNasreqClientStateMachine::Start();
    AAAClientSession::Start();
  }

 protected:
 private:

  AA_AnswerHandler answerHandler;
};

#endif